Register Description
3.7
Hot Plug Controller Registers
The Intel® 6702PXH 64-bit PCI Hub hot plug controller allows PCI card removal, replacement
and addition without powering down the system.
3.7.1
Configuration Registers
Table 3-3. Hot Plug Controller Register Summary
Address
Offset
Symbol
Register Name
Default
Access
00–03h
04–07h
08–0Bh
0C–0Fh
10–11h
12h
SHPC_BASEOFF
SLOTS_AVAIL1
SLOTS_AVAIL2
SLOT_CONFIG
SBUS_CONFIG
SHPC_MSI_CNTL
SHPC_PROG_IF
SHPC Base Offset Register
Slots Available I Register
00000000h
00000000h
00000000h
00000000h
0000h
RO
RWO
RWO
RWO
RO
Slots Available II Register
Slot Configuration Register
Secondary Bus Configuration Register
SHPC MSI Control Register
SHPC Programming Interface Register
00h
RO
13h
01h
RO
14–15h
16–17h
CONT_COMMAND Controller Command Register
0000h
RW
CONT_COMMAND_ Controller Command Status Register
STS
0000h
RO
18–1Bh
1C–1Fh
20–23h
24–3Bh
INT_LOC
SERR_LOC
SERR_INT
1_LSR
Interrupt Locator Register
SERR Locator Register
00000000h
00000000h
0000000Fh
8F00xxxxh
RO
RO
Controller SERR-INT Enable Register
1st Logical Slot Register
RW, RWC
RW
2_LSR
2nd Logical Slot Register
3rd Logical Slot Register
RW
3_LSR
RW
4_LSR
4
th Logical Slot Register
RW
5_LSR
5th Logical Slot Register
6th Logical Slot Register
RW
6_LSR
RW
Intel® 6702PXH 64-bit PCI Hub Datasheet
127
INTEL [ INTEL ]
